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OPERATION
N
MA
lE 1410 /
Op.
MÄ.IE.
144-0
27
ANNEXE
C - CHECKING
THE FUEL CIRCUIT AND PRESSURE
j_ ___
L
H
- Remove the
cold-stort injector (1) and carefully
remove
its
petrol feed
pipe.
-
Connect
pressure
gauge
(
2)
onto
the
coid-stort
injector petrol
line.
- Fit the cold-start
injector onto the
monifod.
- Run the
engine at idling speed the petrol press ute
mast be regulated to 2 bars
(
29
psi
- Disconnect the vcicuum
pipe
(
3)
from
the pressure
regulator the reguloted pressure must be 2.5 bars
36 1/4 ps'
If
one of
the readings is incorrect
check
condition
of
the flexible vacuum pipe for the pressure
regulator. as weil as its aspect.
If
it is satisfactory
replace the pressure regulator after making sure
th0t its
vacuum
pipe is not
blocked totally or
partially at the manifold
end.
With
the engine
stopped
the pressure must
remoin
stable at 2 bars
(
29
psi
);
if not, check
for
a kok which could be found at
the
cold-start
injector,
one of
the moin
injectors, or
qt
the level
of
the pressure regulator
volve
diaphragm.
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